Training device



FIG. 1 is a front perspective view of a training device;

FIG. 2 is a rear view thereof;

FIG. 3 is a top perspective view thereof; and,

FIG. 4 is a bottom perspective view thereof and reveals aspects of the design that are not visible in the other figures.

The broken lines in the above-described figures depict environmental subject matter and form no part of the presently claimed design. 

CLAIM The ornamental design for a training device, as shown and described. 